[dirtyaura]

it is natural and a good company strategy. Let several teams to produce competing designs that solve a similar problem with different tradeoffs. Eventually one will win inside the company.

For example Google has many many competing data backend projects build on top of Big Table, emphasing different requirements.

[burntcaramel]

And they can also branch out instead of wondering 'what if we didn't make React Native rely on JavaScript and instead just used Objective-C?'. Both approaches will have differing strengths and weaknesses and both teams (and hopefully future teams of new projects elsewhere) will have more knowledge and experience to learn from.

I think it’s quite amazing what Facebook/Instagram are doing. They are creating a legacy that will hopefully inform what Apple and Google do with their frameworks too.